Seiko Cal. 7133 - 785

This Spring Drive model from 1965 features a 36mm Stainless Steel case. Powered by the 7133 caliber with 30j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-43b546c14e4c]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1965

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